{
  "seed_v1": 304,
  "generated_new": 52,
  "total_valid": 356,
  "dropped": 0,
  "new_categories": {
    "repair_patch_json": 48,
    "generation_budget": 4
  },
  "drop_reasons": {},
  "anti_contamination": "no example contains avg( / safe_get / 'empty input' / def avg",
  "patch_contract": "repair_patch_json answers END on one-line JSON; find string verified present in shown code",
  "passed": true,
  "seed": 20260921
}